Despite likely being Tesla’s most important fundamental product developed so far, we know very little about the new 2170 battery cell to be manufactured at the Gigafactory in Nevada. Tesla and its manufacturing partner, Panasonic, are keeping a lid on the details.

Last night, Tesla CEO Elon Musk made a bold claim [I know, shocker] about the new cell that will be the foundation for much of Tesla’s product line over much of the next decade. During a conference call with analysts yesterday, he said that the battery cell is the “best and cheapest in the world”. expand full story